Serie of 6 agate slices on brass cubic stand
        
    
    
            
    
        
    
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            Crystallized fossil trunk -8.2kg, ZWICKAU (Germany)
        
    
    
            
    
        
    
            Cubic Pyrite in slate -  St Créac (France)
        
    
    
            
    
        
    
 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                 
                                                                 
            
                                                                                                                                                